NIST-4 Watt Balance
A high-tech version of an old-fashioned balance scale at the National Institute of Standards and Technology (NIST) has just brought scientists a critical step closer toward a new and improved definition of the kilogram. The […]
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METAS UncLib
An advanced Measurement Uncertainty Calculator METAS UncLib is a generic measurement uncertainty calculator developed by METAS as part of the VNA Tools II project. METAS UncLib is written in C# within the .NET framework. Software development […]
Brush up on scope skills with the 2-Minute Guru
Oscilloscope how-to video series, new videos every Tuesday! The basics for beginners, and some helpful tips for more advanced users. View their YouTube playlist >> View Videos
IAS Personnel Certification Body Accreditation under ISO/IEC Standard 17024 is First to be Recognized by Pacific Accreditation Cooperation
The International Accreditation Service (IAS) is the first accreditation body globally to have its Personnel Certification Body (commonly abbreviated as ‘PCB’ or ‘Persons’) accreditation program recognized under the Pacific Accreditation Cooperation (PAC). This is a […]
Using Robotic Comparators in Mass Calibration
by Mettler Toledo Calibrating a weight of unknown mass requires comparison to a known reference. It’s not as simple as it sounds, however, particularly when manufacturing weights or establishing metrology standards. During manual calibration, everything […]
3 Bar Vs. 2 Bar Universal Calibrating Machines Comparison Test
by Henry Zumbrun There has been ongoing debate as to whether or not a hydraulic force machine that applies the force simultaneously to both the reference standard and the unit under test is more repeatable […]
The Effects of Loading Pad Hardness on the Calibration Results of Force Transducers
by Ebtisam H. Hassan, R. Hegazy, Gouda M. Mahmoud Common practice in the use of force proving instruments, such as load cells, has been to use loading pads to maintain the safety for the load […]
10 Things to Know About Achieving ISO/IEC 17025 Accreditation
by Rob Miller For organizations searching for options to differentiate their services, often times the most suitable way of achieving this is through accreditation to published standards such as ISO/IEC 17025. This outside evaluation based […]